AMD A9-9420 vs AMD Ryzen 5 6600HS

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CPU comparison with benchmarks


AMD A9-9420 CPU1 vs CPU2 AMD Ryzen 5 6600HS
AMD A9-9420 AMD Ryzen 5 6600HS

CPU comparison

AMD A9-9420 or AMD Ryzen 5 6600HS - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The AMD A9-9420 has 2 cores with 2 threads and clocks with a maximum frequency of 3.60 GHz. Up to 8 GB of memory is supported in 1 memory channels. The AMD A9-9420 was released in Q2/2017.

The AMD Ryzen 5 6600HS has 6 cores with 12 threads and clocks with a maximum frequency of 4.50 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The AMD Ryzen 5 6600HS was released in Q1/2022.
AMD A (112) Family AMD Ryzen 5 (86)
AMD A9-9000 (4) CPU group AMD Ryzen 6000H/7035H (20)
4 Generation 5
Stoney Ridge (Excavator) Architecture Rembrandt (Zen 3+)
Mobile Segment Mobile
-- Predecessor AMD Ryzen 5 5600HS
-- Successor --

CPU Cores and Base Frequency

The AMD A9-9420 has 2 CPU cores and can calculate 2 threads in parallel. The clock frequency of the AMD A9-9420 is 3.00 GHz (3.60 GHz) while the AMD Ryzen 5 6600HS has 6 CPU cores and 12 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 5 6600HS is at 3.30 GHz (4.50 GHz).

AMD A9-9420 Characteristic AMD Ryzen 5 6600HS
2 Cores 6
2 Threads 12
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
3.00 GHz Frequency 3.30 GHz
3.60 GHz Turbo Frequency (1 Core) 4.50 GHz
3.00 GHz Turbo Frequency (All Cores) 3.60 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

AMD A9-9420 Characteristic AMD Ryzen 5 6600HS
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The AMD A9-9420 or AMD Ryzen 5 6600HS has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

AMD Radeon R5 (Stoney Ridge) GPU AMD Radeon 660M
0.85 GHz GPU frequency 1.40 GHz
-- GPU (Turbo) 1.90 GHz
7 GPU Generation 9
28 nm Technology 6 nm
3 Max. displays 3
3 Compute units 6
192 Shader 384
No Hardware Raytracing Yes
No Frame Generation No
2 GB Max. GPU Memory 8 GB
12 DirectX Version 12

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

AMD Radeon R5 (Stoney Ridge) GPU AMD Radeon 660M
Decode Codec h265 / HEVC (8 bit) Decode / Encode
Decode Codec h265 / HEVC (10 bit) Decode / Encode
Decode Codec h264 Decode / Encode
Decode Codec VP9 Decode / Encode
Decode Codec VP8 Decode / Encode
No Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The AMD A9-9420 can use up to 8 GB of memory in 1 memory channels. The maximum memory bandwidth is 17.1 GB/s. The AMD Ryzen 5 6600HS supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 76.8 GB/s.

AMD A9-9420 Characteristic AMD Ryzen 5 6600HS
DDR4-2133 Memory LPDDR5-6400, DDR5-4800
8 GB Max. Memory 64 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
17.1 GB/s Max. Bandwidth 76.8 GB/s
No ECC No
-- L2 Cache 3.00 MB
2.00 MB L3 Cache 16.00 MB
3.0 PCIe version 4.0
8 PCIe lanes 12
7.9 GB/s PCIe Bandwidth 23.6 GB/s

Thermal Management

The thermal design power (TDP for short) of the AMD A9-9420 is 15 W, while the AMD Ryzen 5 6600HS has a TDP of 35 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD A9-9420 Characteristic AMD Ryzen 5 6600HS
15 W TDP (PL1 / PBP) 35 W
-- TDP (PL2) --
25 W TDP up 54 W
10 W TDP down 35 W
90 °C Tjunction max. 95 °C

Technical details

The AMD A9-9420 is manufactured in 28 nm and has 2.00 MB cache. The AMD Ryzen 5 6600HS is manufactured in 6 nm and has a 19.00 MB cache.

AMD A9-9420 Characteristic AMD Ryzen 5 6600HS
28 nm Technology 6 nm
Unknown Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
FP4 Socket FP7
AMD-V Virtualization AMD-V, SVM
Yes AES-NI Yes
Operating systems Windows 10, Windows 11, Linux
Q2/2017 Release date Q1/2022
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD A9-9420 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (2 ratings). Rate now:
Here you can rate the AMD Ryzen 5 6600HS to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD A9-9420 (34%)
AMD Ryzen 5 6600HS (100%)
⌀ Multi core performance in 2 CPU benchmarks
AMD A9-9420 (11%)
AMD Ryzen 5 6600HS (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD A9-9420 AMD A9-9420
2C 2T @ 3.60 GHz
497 (34%)
AMD Ryzen 5 6600HS AMD Ryzen 5 6600HS
6C 12T @ 4.50 GHz
1472 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD A9-9420 AMD A9-9420
2C 2T @ 3.00 GHz
805 (10%)
AMD Ryzen 5 6600HS AMD Ryzen 5 6600HS
6C 12T @ 3.60 GHz
8054 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
AMD A9-9420 AMD A9-9420
AMD Radeon R5 (Stoney Ridge) @ 0.85 GHz
325 (22%)
AMD Ryzen 5 6600HS AMD Ryzen 5 6600HS
AMD Radeon 660M @ 1.90 GHz
1459 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD A9-9420 AMD A9-9420
2C 2T @ 3.00 GHz
2348 (12%)
AMD Ryzen 5 6600HS AMD Ryzen 5 6600HS
6C 12T @ 3.60 GHz
19102 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
AMD A9-9420 AMD A9-9420
2C 2T @ 3.60 GHz
0 (0%)
AMD Ryzen 5 6600HS AMD Ryzen 5 6600HS
6C 12T @ 4.50 GHz
1886 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
AMD A9-9420 AMD A9-9420
2C 2T @ 3.00 GHz
0 (0%)
AMD Ryzen 5 6600HS AMD Ryzen 5 6600HS
6C 12T @ 3.60 GHz
8063 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
AMD A9-9420 AMD A9-9420
2C 2T @ 3.00 GHz
328 (100%)
AMD Ryzen 5 6600HS AMD Ryzen 5 6600HS
6C 12T @ 3.30 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD A9-9420 AMD A9-9420
2C 2T @ 3.60 GHz
81 (100%)
AMD Ryzen 5 6600HS AMD Ryzen 5 6600HS
6C 12T @ 4.50 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD A9-9420 AMD A9-9420
2C 2T @ 3.00 GHz
134 (100%)
AMD Ryzen 5 6600HS AMD Ryzen 5 6600HS
6C 12T @ 3.60 GHz
0 (0%)

Devices using this processor

AMD A9-9420 AMD Ryzen 5 6600HS
Unknown Lenovo IdeaPad Pro 5 14 (7. Gen)
Lenovo IdeaPad Pro 5 16 (7. Gen)

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